Svelte 5 conventions for runes, state ownership, rendering lifecycles, effects, component composition, and SvelteKit forms. Use when creating or reviewing Svelte components, deciding where state or I/O belongs, handling reactive or event-driven work, composing snippets or context, or implementing fo
Svelte 5 conventions for runes, state ownership, rendering lifecycles, effects, component composition, and SvelteKit forms. Use when creating or reviewing Svelte components, deciding where state or I/O belongs, handling reactive or event-driven work, composing snippets or context, or implementing form actions.